Import CSV 3.0.8

This includes performance improvements and backward incompatibility
fixes.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67560 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/csv/parse/test_invalid.rb

@@ -0,0 +1,36 @@
+# -*- coding: utf-8 -*-
+# frozen_string_literal: false
+
+require_relative "../helper"
+
+class TestCSVParseInvalid < Test::Unit::TestCase
+  def test_no_column_mixed_new_lines
+    error = assert_raise(CSV::MalformedCSVError) do
+      CSV.parse("\n" +
+                "\r")
+    end
+    assert_equal("New line must be <\"\\n\"> not <\"\\r\"> in line 2.",
+                 error.message)
+  end
+
+  def test_ignore_invalid_line
+    csv = CSV.new(<<-CSV, headers: true, return_headers: true)
+head1,head2,head3
+aaa,bbb,ccc
+ddd,ee"e.fff
+ggg,hhh,iii
+    CSV
+    headers = ["head1", "head2", "head3"]
+    assert_equal(CSV::Row.new(headers, headers),
+                 csv.shift)
+    assert_equal(CSV::Row.new(headers, ["aaa", "bbb", "ccc"]),
+                 csv.shift)
+    error = assert_raise(CSV::MalformedCSVError) do
+      csv.shift
+    end
+    assert_equal("Illegal quoting in line 3.",
+                 error.message)
+    assert_equal(CSV::Row.new(headers, ["ggg", "hhh", "iii"]),
+                 csv.shift)
+  end
+end